Apache 3 (A3)

Description of Site: This is the closest site to the dam and representative of true lacustrine conditions. It is (usually) the deepest site sampled.
GPS Coordinates: 330 35.42 N   1110 19.53  W

8/23/99
Physico-chemical Parameters
 
Time Depth (m) Temp (C) pH SpCond Salinity (ppt) D.O. (%sat) D.O. (mg/l) Turbidity (NTU's)
1714:39 0 27.62 8.89 1491 0.8 100.5 7.63 0
1714:20 1.9 26.72 8.9 1463 0.8 99.9 7.71 0
1713:50 3.8 25.88 8.83 1438 0.8 90.7 7.11 0
1713:05 5.6 21.6 8.05 1315 0.7 44.1 3.74 0
1712:14 7.4 20.88 7.91 1293 0.7 34.4 2.97 0
1711:42 9.1 20.05 7.82 1268 0.7 27.2 2.38 0
1711:15 10.8 19.83 7.79 1259 0.7 24.3 2.14 0
1710:24 12.4 19.51 7.77 1253 0.76 21.5 1.9 0
1710:05 14 19.38 7.76 1249 0.7 20.9 1.85 0
1709:37 16 19.3 7.75 1248 0.7 19.2 1.71 0
1709:17 18 19.01 7.74 1239 0.7 17.1 1.52 0
1708:52 19.99 18.84 7.73 1232 0.6 15.8 1.42 0
1708:31 21.7 18.78 7.74 1229 0.6 15.6 1.4 0
1707:53 23 18.73 7.74 1228 0.6 14.7 1.32 0
1707:32 24.7 18.67 7.74 1228 0.6 14.4 1.3 0
1707:14 26.4 18.6 7.75 1224 0.6 15.1 1.37 0
1706:50 27.9 18.55 7.75 1217 0.6 13.3 1.2 0
1706:27 30.1 18.39 7.74 1217 0.6 9.5 0.86 0
1706:06 31.9 18.34 7.74 1220 0.6 8 0.73 0
1705:45 34 18.23 7.74 1213 0.6 6.7 0.6 0
1705:18 36 18.17 7.74 1218 0.6 5.4 0.49 0
1705:02 37.9 18.1 7.75 1210 0.6 4.4 0.4 0
1704:29 39.5 18.06 7.76 1205 0.6 3.8 0.35 0
1704:04 41.1 18.02 7.77 1209 0.6 3.3 0.3 0
1703:34 43.2 17.96 7.78 1208 0.6 2.6 0.24 0
1703:18 43.4 17.94 7.78 1208 0.6 2.7 0.25 0
1703:02 45.4 17.94 7.78 1207 0.6 2.8 0.26 0
1702:39 46.9 17.93 7.78 1208 0.6 2.9 0.26 4.3

 
Depth (m) Ammonia (mg/l) Nitrate (mg/l) TKN (mg/l) Ortho P (mg/l) Total P (mg/l) Sulfate (mg/l) Chloride (mg/l) TOC (mg/l) DOC(mg/l) UV254 (cm-1)
0 ND ND <1 ND 0.079 55 303 3.94 NS 0.0482
5 ND ND 1 ND 0.054 55 303 ------------- ------------- --------------
46 ND ND <1 ND 0.069 53 298 ------------- ------------- --------------

 
Depth (m) Dissolved Fe (mg/l) Dissolved Mn (mg/l) Total Fe (mg/l) Total Mn (mg/l) Silica (mg/l) TSS Chl a (mg/m3) Pheophytin a (mg/m3)
0 0.022 0.02 0.03 0.02 13.5 5 0.936 0.616
5 0.023 0.02 0.03 0.02 13.6 ND 1.052 0.94
46 0.034 0.02 0.06 0.09 15.8 ND ----------- ------------

Secchi Depth: 2.89 meters

Phytoplankton
0.5 m
Division Genus Units/ml
Cyanophyta Anabaenopsis 480
Cyanophyta Aphanocapsa 2320
Cyanophyta Merismopedia 80
Cyanophyta Spirulina 1760
Chlorophyta Chlamydomonsa 400
Chlorophyta Chlorella 720
Chlorophyta Crucigenia 640
Chlorophyta Dictyosphaerium 80
Chlorophyta Golenkinia 80
Chrysophyta Melosira 80
Chrysophyta Nitzchia 80
Chrysophyta Synedra 320
Chrysophyta Tabellaria 880
Cryptophyta Monomastix 160
Euglenophyta Trachelomonas 80
Pyrrophyta Massartia 480

5 m
Division Genus Units/ml
Cyanophyta Anabaenopsis 320
Cyanophyta Aphanocapsa 480
Cyanophyta Spirulina 640
Chlorophyta Chlamydomonas 640
Chlorophyta Chlorella 800
Chlorophyta Crucigenia 320
Chlorophyta Haematococcus 80
Chrysophyta Amphipleura 80
Chrysophyta Nitzchia 560
Chrysophyta Synedra 160
Chrysophyta Tabellaria 640
Eugleophyta Lepocinclus 80
Euglenophyta Trachelomonas 80
Pyrrophyta Gloeodinium 80

Zooplankton
 
Order Suborder Genus #/m3
Copepoda Cyclopoida Eucyclops 4.87
Copepoda Cyclopoida Halicyclops 1.08
Cladocera Bosminidae Bosmina 0.55
Cladocera Sididae Daphnia 2.07

Results from 7/20/99